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Finding the Fourth Proportional to 367.94, 551.93 and 151.54

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Solution

The fourth proportional to 367.94, 551.93 and 151.54 is: 227.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.94 : 551.93 = 151.54 : x
  2. Step 2: Convert to fraction form
    367.94/551.93 = 151.54/x
  3. Step 3: Cross multiply
    367.94x = 551.93 × 151.54
  4. Step 4: Simplify right side
    367.94x = 83,637.33
  5. Step 5: Solve for x
    x = 83,637.33/367.94
  6. Step 6: Final answer
    x = 227.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.